setInterval改成setTimeout

pages/home/home.vue

@@ -51,19 +51,25 @@
 		},
 		onLoad () {
 			this._getBillsCount()
-			this.intervalId = setInterval(() => {
+			this.timerFun(this._getBillsCount, this.interTime)()
-				this._getBillsCount()
-			}, this.interTime)
 		},
 		beforeDestroy () {
-			clearInterval(this.intervalId)
+			if (this.intervalId !== null) {
-			this.intervalId = null
+				clearTimeout(this.intervalId)
-		},
-		destroyed () {
-			clearInterval(this.intervalId)
 				this.intervalId = null
+			}
 		},
 		methods: {
+			timerFun(f, time) {
+				let _this = this
+			    return function backFun() {
+			        clearTimeout(_this.intervalId)
+			        _this.intervalId = setTimeout(function () {
+			            f()
+			            backFun() 
+			        }, time)
+			    }
+			},
 			async _getBillsCount () {
 				let res = await getBillsCount()
 				if (res.code === 1) {